Table 2 Odds ratios (OR) for sarcopenia and its components in normal, H. pylori (+), and CagA (+) groups

Sarcopenia

 H. pylori (+)^§

  OR

1.832 (1.578,2.128)

1.860 (1.577,2.194)

2.035 (1.685,2.459)

2.052 (1.697,2.481)

  P value

 < 0.001

 < 0.001

 < 0.001

 < 0.001

 CagA (+)^¶

  OR P value

1.389 (1.174,1.643)

1.433 (1.189,1.727)

1.563 (1.261,1.936)

1.585 (1.278,1.965)

  P value

 < 0.001

 < 0.001

 < 0.001

 < 0.001

Low gait speed (< 0.8 m/s)

 H. pylori (+)

  OR

1.001 (0.862,1.152)

1.002 (0.862,1.165)

0.975 (0.838,1.135)

0.978 (0.840,1.138)

  P value

0.966

0.980

0.748

0.774

 CagA (+)

  OR

1.014 (0.859,1.198)

1.099 (0.924,1.307)

1.082 (0.908,1.288)

1.082 (0.908,1.289)

  P value

0.869

0.288

0.379

0.378

Difficulty lifting 10 pounds

 H. pylori (+)

  OR

1.195 (0.927,1.540)

1.184 0.917,1.527)

1.189 (0.921,1.536)

1.184 (0.916,1.530)

  P value

0.170

0.195

0.184

0.197

 CagA (+)

  OR

1.021 (0.756,1.379)

1.012 (0.746,1.373)

1.010 (0.744,1.370)

0.998 (0.735,1.355)

  P value

0.890

0.938

0.949

0.990